package com.itheima.utils;

import com.aliyun.oss.OSS;
import com.aliyun.oss.OSSClientBuilder;
import com.itheima.Properties.AliyunOssProperties;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.web.multipart.MultipartFile;
import java.io.*;
import java.util.UUID;

/**
 * 阿里云 OSS 工具类
 */
@Component
public class AliOSSUtils {

/*    private String endpoint = "https://oss-cn-beijing.aliyuncs.com";
    private String accessKeyId = "LTAI5t8BAfiQvny2HmDM4PX9";
    private String accessKeySecret = "Xhij5n6CuI4JABybDiWrBEt4XtkqBV";
    private String bucketName = "tlias-004";*/
    @Autowired
    AliyunOssProperties aliyunOssProperties;

    /**
     * 实现上传图片到OSS
     */
    public String upload(MultipartFile file) throws IOException {
        // 获取上传的文件的输入流
        InputStream inputStream = file.getInputStream();

        // 避免文件覆盖
        String originalFilename = file.getOriginalFilename();
        String fileName = UUID.randomUUID().toString() + originalFilename.substring(originalFilename.lastIndexOf("."));

        //上传文件到 OSS
        OSS ossClient = new OSSClientBuilder().build(aliyunOssProperties.getEndpoint(), aliyunOssProperties.getAccessKeyId(), aliyunOssProperties.getAccessKeySecret());
        ossClient.putObject(aliyunOssProperties.getBucketName(), fileName, inputStream);

        //文件访问路径
        String url =aliyunOssProperties.getEndpoint().split("//")[0] + "//" +aliyunOssProperties.getBucketName() + "." +aliyunOssProperties.getEndpoint().split("//")[1] + "/" + fileName;
        // 关闭ossClient
        ossClient.shutdown();
        return url;// 把上传到oss的路径返回
    }

}
